宇宙

universe; cosmos

~尘 cosmic dust~飞船 spaceship; spacecraft~飞行 space flight; space travel~飞行员 astronaut; spaceman; cosmonaut~服 spacesuit~观 world view; world outlook~航行 space flight; space travel~航行学 astronautics; cosmonautics~航行员 astronaut; spaceman; cosmonaut~火箭 space rocket~空间 cosmic space; outer space~射线 (又作‘宇宙线’) cosmic rays; cosmic radiation~生物学 exobiology~速度 cosmic velocity (or speed)~学 (又作‘宇宙论’) cosmology~站 space station